How to Import PST to Horde Mail Server?

Jackson Strong | November 18th, 2025 | Email Migration

Do you need to import PST to Horde Mail server but do not know how to do it? Do not panic, this post will help you. In this write-up, we’ll explore two easy ways to open PST file in Horde Mail account. Read this blog till the end to know more.

PST is a file extension to store emails, contacts, calendars, and all data exported from the Outlook client. On the other hand, Horde Mail is a web-based service that allows users to manage emails from anywhere. There are times when users need to import PST file to Horde account. However, it does not support PST format directly, meaning users must use an indirect way to upload PST to Horde Mail account. Here, we’ll discuss two different ways to accomplish this task. Now, before moving forward with the solutions, let’s discuss the reasons for importing PST file to Horde Mail.

Reasons to Import PST to Horde Mail

Here are some benefits of migrating PST files to Horde Mail account:

  • Many users move from Outlook to Horde Mail for easier access. Importing emails ensures that all old emails, contacts, and attachments remain accessible.
  • Importing PST files in Horde Mail enables you to access data from anywhere, anytime, and using any device.
  • PST files stored locally may get corrupted due to various reasons. After importing PST to Horde Mail, emails will be stored safely with enhanced security.
  • Outlook PST files can be inaccessible on non-Windows systems. Horde Mail works on any OS, making your emails universally available once imported.

How to Open PST File in Horde Mail Manually?

You cannot directly import PST to Horde Mail. However, by configuring Horde Mail account with Outlook using IMAP, you can accomplish this task.

  1. Launch Outlook and go to File >> Add Account.
  2. Add your Horde Mail account into Outlook with IMAP settings.
  3. After that, click on File >> Open & Export >> Import/Export.
  4. Choose Import from another program or file and click Next.
  5. Select Outlook Data File (.pst) and press Next.
  6. Browse and select your PST file and then hit on Next.
  7. Choose Horde Mail folder and click Finish.

Limitations of the Manual Approach

  • Requires Outlook installation.
  • Large and time-consuming.
  • Complex for non-technical users.
    May not maintain folder hierarchy perfectly.

How to Transfer PST File to Horde Mail Server Automatically?

Try the Advik PST Converter tool on your Windows PC. The software will effortlessly import emails and other data from PST file to Horde Mail account. With its simple and user-friendly interface, it is easy to complete the PSt to Horde migration process without any hassle. The tool has a batch mode that allows users to import multiple PST files to Horde mailbox at once without any data loss.

Try the demo version of the software and import PST emails and other data into Horde Mail Server with ease. The trial version imports 25 emails from each folder.

   

Steps to Import PST File to Horde Mail Server

1. Run the software & select PST files or Folders.

Run the software on your machine

2. Then, select the email folder you want to import.

Select email folders

3. From the multiple Saving options, select IMAP.

Import PST to Horde Mail

4. Enter your Horde login details and hit the Convert button.

Import PST Emails to Horde Mail

Done! Here, you automatically import PST to Horde Mail Server without any hassle.

Watch How to Migrate PST File to Horde Mail

Why Choose Professional Software?

The software offers various prominent features that efficiently complete the importing without any hassle. Some of them are –

  • This software will import PST to Horde Mail Server without any data loss.
  • Offer a secure environment for the importing process without compromising data security.
  • Option to upload multiple PST files into Horde Mail at once.
  • Maintain email folder and sub-folder hierarchy and structure.
  • Preserve email key elements and attributes while migrating PST data.
  • Also, import PST to Gmail, Yahoo, Zoho, and many other email accounts.
  • Simple and user-friendly interface for both technical and non-technical users.
  • Compatible with Windows 11, 10, 7 and all other older versions.
  • Allow selection of email folders for selective import.

Conclusion

Importing PST file into Horde Mail is a simple process with the right approach. In this post, we describe the best and most efficient solutions to migrate PST file to Horde Mail with ease. You can easily import PST to Horde Mail Server using either a manual method or an automated tool. If you don’t want to install Outlook or aren’t sure how to set it up, using a professional tool like Advik Software is the best option. You can try the demo version of the software to know the complete import process.

Frequently Asked Questions

1. Are there any size limitations for importing PST files?

No, there is no file size restriction with this tool. The software can effortlessly import large-size PST file without any hassle.

2. Will my email formatting remain intact after importing PST to Horde Mail?

The software keeps the original structure of your email folder and subfolder even after the process.

3. What is a PST file?

A PST file or Personal Storage Table, is a file format used by Outlook to store emails, contacts, calendars, tasks and all other mailbox data. This file is only used by Windows Outlook to import or export data.